Alexander County, Illinois
Map of Illinois highlighting Alexander County
Location in the state of Illinois
Map of USA IL
Illinois's location in the U.S.
Founded 1819
Seat Cairo
Largest city Cairo
 - Total
 - Land
 - Water

253 sq mi (654 km²)
236 sq mi (612 km²)
16 sq mi (42 km²), 6.40%
 - (2000)
 - Density

41/sq mi (16/km²)
Time zone Central: UTC-6/-5

Alexander County is a county located in the U.S. state of Illinois. As of the 2000 census, the population is 9,590. Its county seat is Cairo6.


According to the U.S. Census Bureau, the county has a total area of 654 km² (253 sq mi). 612 km² (236 sq mi) of it is land and 42 km² (16 sq mi) of it (6.40%) is water.

Adjacent Counties Edit


Alexander County was organized out of Union County in 1819. It was named for William M. Alexander, who became Speaker of the Illinois House of Representatives in 1822.


USA Alexander County, Illinois age pyramid

2000 census age pyramid for Alexander County.

Historical populations
Census Pop.
1900 19,384
1910 22,741 17.3%
1920 23,980 5.4%
1930 22,542 −6.0%
1940 25,496 13.1%
1950 20,316 −20.3%
1960 16,061 −20.9%
1970 12,015 −25.2%
1980 12,264 2.1%
1990 10,626 −13.4%
2000 9,590 −9.7%
IL Counties 1900-1990

As of the census2 of 2000, there were 9,590 people, 3,808 households, and 2,475 families residing in the county. The population density was 16/km² (41/sq mi). There were 4,591 housing units at an average density of 8/km² (19/sq mi). The racial makeup of the county was 62.98% White, 34.90% Black or African American, 0.28% Native American, 0.36% Asian, 0.02% Pacific Islander, 0.54% from other races, and 0.91% from two or more races. 1.44% of the population were Hispanic or Latino of any race.

There were 3,808 households out of which 30.00% had children under the age of 18 living with them, 44.10% were married couples living together, 17.50% had a female householder with no husband present, and 35.00% were non-families. 32.30% of all households were made up of individuals and 15.30% had someone living alone who was 65 years of age or older. The average household size was 2.36 and the average family size was 2.99.

In the county the population was spread out with 25.80% under the age of 18, 7.70% from 18 to 24, 26.60% from 25 to 44, 22.90% from 45 to 64, and 16.90% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 98.60 males. For every 100 females age 18 and over, there were 96.10 males.

The median income for a household in the county was $26,042, and the median income for a family was $31,824. Males had a median income of $29,133 versus $18,966 for females. The per capita income for the county was $16,084. About 21.20% of families and 26.10% of the population were below the poverty line, including 38.60% of those under age 18 and 14.80% of those age 65 or over.

Cities and towns Edit

Census designated places Edit

External linksEdit

Coordinates: 37°11′N 89°20′W / 37.19, -89.34

This page uses content from the English language Wikipedia. The original content was at Alexander County, Illinois. The list of authors can be seen in the page history. As with this Familypedia wiki, the content of Wikipedia is available under the Creative Commons License.

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